/*
Error: File to import not found or unreadable: ~bootstrap-sass/assets/stylesheets/bootstrap.
        on line 9 of app.scss

4: 
5: // Variables
6: @import "variables";
7: 
8: // Bootstrap
9: @import "~bootstrap-sass/assets/stylesheets/bootstrap";
10: 
11: /* universal *\/
12: 
13: body {
14:   font-family: Hiragino Sans GB, "Hiragino Sans GB", Helvetica, "Microsoft YaHei", Arial,sans-serif;

Backtrace:
app.scss:9
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/import_node.rb:67:in `rescue in import'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/import_node.rb:44:in `import'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/import_node.rb:28:in `imported_file'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/import_node.rb:37:in `css_import?'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/perform.rb:314:in `visit_import'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/base.rb:36:in `visit'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/perform.rb:162:in `block in visit'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/stack.rb:79:in `block in with_base'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/stack.rb:135:in `with_frame'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/stack.rb:79:in `with_base'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/perform.rb:162:in `visit'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/base.rb:52:in `block in visit_children'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/base.rb:52:in `map'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/base.rb:52:in `visit_children'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/perform.rb:171:in `block in visit_children'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/perform.rb:183:in `with_environment'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/perform.rb:170:in `visit_children'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/base.rb:36:in `block in visit'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/perform.rb:190:in `visit_root'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/base.rb:36:in `visit'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/perform.rb:161:in `visit'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/visitors/perform.rb:10:in `visit'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/root_node.rb:36:in `css_tree'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/tree/root_node.rb:29:in `render_with_sourcemap'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/engine.rb:389:in `_render_with_sourcemap'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/engine.rb:307:in `render_with_sourcemap'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/plugin/compiler.rb:462:in `update_stylesheet'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/plugin/compiler.rb:215:in `block in update_stylesheets'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/plugin/compiler.rb:209:in `each'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/plugin/compiler.rb:209:in `update_stylesheets'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/plugin.rb:82:in `update_stylesheets'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/exec/sass_scss.rb:340:in `watch_or_update'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/exec/sass_scss.rb:51:in `process_result'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/exec/base.rb:52:in `parse'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/lib/sass/exec/base.rb:19:in `parse!'
E:/Ruby25-x64/lib/ruby/gems/2.5.0/gems/sass-3.5.6/bin/scss:13:in `<top (required)>'
e:/Ruby25-x64/bin/scss:23:in `load'
e:/Ruby25-x64/bin/scss:23:in `<main>'
*/
body:before {
  white-space: pre;
  font-family: monospace;
  content: "Error: File to import not found or unreadable: ~bootstrap-sass/assets/stylesheets/bootstrap.\A         on line 9 of app.scss\A \A 4: \A 5: // Variables\A 6: @import \"variables\";\A 7: \A 8: // Bootstrap\A 9: @import \"~bootstrap-sass/assets/stylesheets/bootstrap\";\A 10: \A 11: /* universal */\A 12: \A 13: body {\A 14:   font-family: Hiragino Sans GB, \"Hiragino Sans GB\", Helvetica, \"Microsoft YaHei\", Arial,sans-serif;"; }
